/**
 * @file lv_demo_benchmark.c
 *
 */

/*********************
 *      INCLUDES
 *********************/
#include "../../lv_examples.h"
#include "lv_demo_benchmark.h"

#if LV_USE_DEMO_BENCHMARK

/*********************
 *      DEFINES
 *********************/
#define RND_NUM         64
#define SCENE_TIME      1000      /*ms*/
#define ANIM_TIME_MIN   ((2 * SCENE_TIME) / 10)
#define ANIM_TIME_MAX   (SCENE_TIME)
#define OBJ_NUM         8
#define OBJ_SIZE_MIN    (LV_MATH_MAX(LV_DPI / 20, 5))
#define OBJ_SIZE_MAX    (LV_HOR_RES / 2)
#define RADIUS          LV_MATH_MAX(LV_DPI / 15, 2)
#define BORDER_WIDTH    LV_MATH_MAX(LV_DPI / 40, 1)
#define SHADOW_WIDTH_SMALL  LV_MATH_MAX(LV_DPI / 15, 5)
#define SHADOW_OFS_X_SMALL  LV_MATH_MAX(LV_DPI / 20, 2)
#define SHADOW_OFS_Y_SMALL  LV_MATH_MAX(LV_DPI / 20, 2)
#define SHADOW_SPREAD_SMALL LV_MATH_MAX(LV_DPI / 30, 2)
#define SHADOW_WIDTH_LARGE  LV_MATH_MAX(LV_DPI / 5,  10)
#define SHADOW_OFS_X_LARGE  LV_MATH_MAX(LV_DPI / 10, 5)
#define SHADOW_OFS_Y_LARGE  LV_MATH_MAX(LV_DPI / 10, 5)
#define SHADOW_SPREAD_LARGE LV_MATH_MAX(LV_DPI / 30, 2)
#define IMG_WIDH        100
#define IMG_HEIGHT      100
#define IMG_NUM         LV_MATH_MAX((LV_HOR_RES * LV_VER_RES) / 5 / IMG_WIDH / IMG_HEIGHT, 1)
#define IMG_ZOOM_MIN    128
#define IMG_ZOOM_MAX    (256 + 64)
#define TXT "hello world\nit is a multi line text to test\nthe performance of text rendering"
#define LINE_WIDTH  LV_MATH_MAX(LV_DPI / 50, 2)
#define LINE_POINT_NUM  16
#define LINE_POINT_DIFF_MIN (LV_DPI / 10)
#define LINE_POINT_DIFF_MAX LV_MATH_MAX(LV_HOR_RES / (LINE_POINT_NUM + 2), LINE_POINT_DIFF_MIN * 2)
#define ARC_WIDTH_THIN LV_MATH_MAX(LV_DPI / 50, 2)
#define ARC_WIDTH_THICK LV_MATH_MAX(LV_DPI / 10, 5)
/**********************
 *      TYPEDEFS
 **********************/

typedef struct {
    const char * name;
    void (*create_cb)(void);
    uint32_t time_sum_normal;
    uint32_t time_sum_opa;
    uint32_t refr_cnt_normal;
    uint32_t refr_cnt_opa;
    uint32_t fps_normal;
    uint32_t fps_opa;
    uint8_t weight;
}scene_dsc_t;

/**********************
 *  STATIC PROTOTYPES
 **********************/

static lv_style_t style_common;
static bool opa_mode = true;

LV_IMG_DECLARE(img_cogwheel_argb);
LV_IMG_DECLARE(img_cogwheel_rgb);
LV_IMG_DECLARE(img_cogwheel_chroma_keyed);
LV_IMG_DECLARE(img_cogwheel_indexed16);
LV_IMG_DECLARE(img_cogwheel_alpha16);

LV_FONT_DECLARE(lv_font_montserrat_12_compr_az);
LV_FONT_DECLARE(lv_font_montserrat_16_compr_az);
LV_FONT_DECLARE(lv_font_montserrat_28_compr_az);

static void monitor_cb(lv_disp_drv_t * drv, uint32_t time, uint32_t px);
static void scene_next_task_cb(lv_task_t * task);
static void rect_create(lv_style_t * style);
static void img_create(lv_style_t * style, const void * src, bool rotate, bool zoom, bool aa);
static void txt_create(lv_style_t * style);
static void line_create(lv_style_t * style);
static void arc_create(lv_style_t * style);
static void fall_anim(lv_obj_t * obj);
static void rnd_reset(void);
static int32_t rnd_next(int32_t min, int32_t max);

static void rectangle_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_bg_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    rect_create(&style_common);
}

static void rectangle_rounded_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, RADIUS);
    lv_style_set_bg_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    rect_create(&style_common);
}

static void rectangle_circle_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, LV_RADIUS_CIRCLE);
    lv_style_set_bg_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    rect_create(&style_common);
}

static void border_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_border_width(&style_common, LV_STATE_DEFAULT, BORDER_WIDTH);
    lv_style_set_border_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    rect_create(&style_common);
}

static void border_rounded_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, RADIUS);
    lv_style_set_border_width(&style_common, LV_STATE_DEFAULT, BORDER_WIDTH);
    lv_style_set_border_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    rect_create(&style_common);

}

static void border_circle_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, LV_RADIUS_CIRCLE);
    lv_style_set_border_width(&style_common, LV_STATE_DEFAULT, BORDER_WIDTH);
    lv_style_set_border_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    rect_create(&style_common);
}

static void border_top_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, RADIUS);
    lv_style_set_border_width(&style_common, LV_STATE_DEFAULT, BORDER_WIDTH);
    lv_style_set_border_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    lv_style_set_border_side(&style_common, LV_STATE_DEFAULT, LV_BORDER_SIDE_TOP);
    rect_create(&style_common);

}

static void border_left_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, RADIUS);
    lv_style_set_border_width(&style_common, LV_STATE_DEFAULT, BORDER_WIDTH);
    lv_style_set_border_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    lv_style_set_border_side(&style_common, LV_STATE_DEFAULT, LV_BORDER_SIDE_LEFT);
    rect_create(&style_common);
}

static void border_top_left_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, RADIUS);
    lv_style_set_border_width(&style_common, LV_STATE_DEFAULT, BORDER_WIDTH);
    lv_style_set_border_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    lv_style_set_border_side(&style_common, LV_STATE_DEFAULT, LV_BORDER_SIDE_LEFT | LV_BORDER_SIDE_TOP);
    rect_create(&style_common);
}

static void border_left_right_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, RADIUS);
    lv_style_set_border_width(&style_common, LV_STATE_DEFAULT, BORDER_WIDTH);
    lv_style_set_border_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    lv_style_set_border_side(&style_common, LV_STATE_DEFAULT, LV_BORDER_SIDE_LEFT | LV_BORDER_SIDE_RIGHT);
    rect_create(&style_common);
}

static void border_top_bottom_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, RADIUS);
    lv_style_set_border_width(&style_common, LV_STATE_DEFAULT, BORDER_WIDTH);
    lv_style_set_border_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    lv_style_set_border_side(&style_common, LV_STATE_DEFAULT, LV_BORDER_SIDE_TOP | LV_BORDER_SIDE_BOTTOM);
    rect_create(&style_common);

}

static void shadow_small_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, RADIUS);
    lv_style_set_bg_opa(&style_common, LV_STATE_DEFAULT, LV_OPA_COVER);
    lv_style_set_shadow_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_80 : LV_OPA_COVER);
    lv_style_set_shadow_width(&style_common, LV_STATE_DEFAULT, SHADOW_WIDTH_SMALL);
    rect_create(&style_common);

}

static void shadow_small_ofs_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, RADIUS);
    lv_style_set_bg_opa(&style_common, LV_STATE_DEFAULT, LV_OPA_COVER);
    lv_style_set_shadow_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_80 : LV_OPA_COVER);
    lv_style_set_shadow_width(&style_common, LV_STATE_DEFAULT, SHADOW_WIDTH_SMALL);
    lv_style_set_shadow_ofs_x(&style_common, LV_STATE_DEFAULT, SHADOW_OFS_X_SMALL);
    lv_style_set_shadow_ofs_y(&style_common, LV_STATE_DEFAULT, SHADOW_OFS_Y_SMALL);
    lv_style_set_shadow_spread(&style_common, LV_STATE_DEFAULT, SHADOW_SPREAD_SMALL);
    rect_create(&style_common);
}


static void shadow_large_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, RADIUS);
    lv_style_set_bg_opa(&style_common, LV_STATE_DEFAULT, LV_OPA_COVER);
    lv_style_set_shadow_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_80 : LV_OPA_COVER);
    lv_style_set_shadow_width(&style_common, LV_STATE_DEFAULT, SHADOW_WIDTH_LARGE);
    rect_create(&style_common);
}

static void shadow_large_ofs_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, RADIUS);
    lv_style_set_bg_opa(&style_common, LV_STATE_DEFAULT, LV_OPA_COVER);
    lv_style_set_shadow_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_80 : LV_OPA_COVER);
    lv_style_set_shadow_width(&style_common, LV_STATE_DEFAULT, SHADOW_WIDTH_LARGE);
    lv_style_set_shadow_ofs_x(&style_common, LV_STATE_DEFAULT, SHADOW_OFS_X_LARGE);
    lv_style_set_shadow_ofs_y(&style_common, LV_STATE_DEFAULT, SHADOW_OFS_Y_LARGE);
    lv_style_set_shadow_spread(&style_common, LV_STATE_DEFAULT, SHADOW_SPREAD_LARGE);
    rect_create(&style_common);
}


static void img_rgb_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    img_create(&style_common, &img_cogwheel_rgb, false, false, false);
}

static void img_argb_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    img_create(&style_common, &img_cogwheel_argb, false, false, false);

}

static void img_ckey_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    img_create(&style_common, &img_cogwheel_chroma_keyed, false, false, false);

}

static void img_index_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    img_create(&style_common, &img_cogwheel_indexed16, false, false, false);

}

static void img_alpha_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    img_create(&style_common, &img_cogwheel_alpha16, false, false, false);
}


static void img_rgb_recolor_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    lv_style_set_image_recolor_opa(&style_common, LV_STATE_DEFAULT, LV_OPA_50);
    img_create(&style_common, &img_cogwheel_rgb, false, false, false);

}

static void img_argb_recolor_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    lv_style_set_image_recolor_opa(&style_common, LV_STATE_DEFAULT, LV_OPA_50);
    img_create(&style_common, &img_cogwheel_argb, false, false, false);
}

static void img_ckey_recolor_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    lv_style_set_image_recolor_opa(&style_common, LV_STATE_DEFAULT, LV_OPA_50);
    img_create(&style_common, &img_cogwheel_chroma_keyed, false, false, false);
}

static void img_index_recolor_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    lv_style_set_image_recolor_opa(&style_common, LV_STATE_DEFAULT, LV_OPA_50);
    img_create(&style_common, &img_cogwheel_indexed16, false, false, false);

}

static void img_rgb_rot_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    img_create(&style_common, &img_cogwheel_rgb, true, false, false);
}

static void img_rgb_rot_aa_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    img_create(&style_common, &img_cogwheel_rgb, true, false, true);
}

static void img_argb_rot_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    img_create(&style_common, &img_cogwheel_argb, true, false, false);
}

static void img_argb_rot_aa_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    img_create(&style_common, &img_cogwheel_argb, true, false, true);
}

static void img_rgb_zoom_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    img_create(&style_common, &img_cogwheel_rgb, false, true, false);

}

static void img_rgb_zoom_aa_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    img_create(&style_common, &img_cogwheel_rgb, false, true, true);


}

static void img_argb_zoom_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    img_create(&style_common, &img_cogwheel_argb, false, true, false);
}


static void img_argb_zoom_aa_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    img_create(&style_common, &img_cogwheel_argb, false, true, true);
}

static void txt_small_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_text_font(&style_common, LV_STATE_DEFAULT, LV_THEME_DEFAULT_FONT_SMALL);
    lv_style_set_text_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    txt_create(&style_common);

}

static void txt_medium_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_text_font(&style_common, LV_STATE_DEFAULT, LV_THEME_DEFAULT_FONT_NORMAL);
    lv_style_set_text_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    txt_create(&style_common);

}

static void txt_large_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_text_font(&style_common, LV_STATE_DEFAULT, LV_THEME_DEFAULT_FONT_TITLE);
    lv_style_set_text_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    txt_create(&style_common);

}

static void txt_small_compr_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_text_font(&style_common, LV_STATE_DEFAULT, &lv_font_montserrat_12_compr_az);
    lv_style_set_text_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    txt_create(&style_common);

}

static void txt_medium_compr_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_text_font(&style_common, LV_STATE_DEFAULT, &lv_font_montserrat_16_compr_az);
    lv_style_set_text_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    txt_create(&style_common);

}

static void txt_large_compr_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_text_font(&style_common, LV_STATE_DEFAULT, &lv_font_montserrat_28_compr_az);
    lv_style_set_text_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    txt_create(&style_common);

}


static void line_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_line_width(&style_common, LV_STATE_DEFAULT, LINE_WIDTH);
    lv_style_set_line_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    line_create(&style_common);

}

static void arc_think_cb(void)
{

    lv_style_reset(&style_common);
    lv_style_set_line_width(&style_common, LV_STATE_DEFAULT, ARC_WIDTH_THIN);
    lv_style_set_line_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    arc_create(&style_common);
}

static void arc_thick_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_line_width(&style_common, LV_STATE_DEFAULT, ARC_WIDTH_THICK);
    lv_style_set_line_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    arc_create(&style_common);

}


static void sub_rectangle_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, RADIUS);
    lv_style_set_bg_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    lv_style_set_bg_blend_mode(&style_common, LV_STATE_DEFAULT, LV_BLEND_MODE_SUBTRACTIVE);
    rect_create(&style_common);
}

static void sub_border_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, RADIUS);
    lv_style_set_border_width(&style_common, LV_STATE_DEFAULT, BORDER_WIDTH);
    lv_style_set_border_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    lv_style_set_border_blend_mode(&style_common, LV_STATE_DEFAULT, LV_BLEND_MODE_SUBTRACTIVE);
    rect_create(&style_common);

}

static void sub_shadow_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_radius(&style_common, LV_STATE_DEFAULT, RADIUS);
    lv_style_set_bg_opa(&style_common, LV_STATE_DEFAULT, LV_OPA_COVER);
    lv_style_set_shadow_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_80 : LV_OPA_COVER);
    lv_style_set_shadow_width(&style_common, LV_STATE_DEFAULT, SHADOW_WIDTH_SMALL);
    lv_style_set_shadow_spread(&style_common, LV_STATE_DEFAULT, SHADOW_WIDTH_SMALL);
    lv_style_set_shadow_blend_mode(&style_common, LV_STATE_DEFAULT, LV_BLEND_MODE_SUBTRACTIVE);
    rect_create(&style_common);

}

static void sub_img_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_image_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    lv_style_set_image_blend_mode(&style_common, LV_STATE_DEFAULT, LV_BLEND_MODE_SUBTRACTIVE);
    img_create(&style_common, &img_cogwheel_argb, false, false, false);

}
static void sub_line_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_line_width(&style_common, LV_STATE_DEFAULT, LINE_WIDTH);
    lv_style_set_line_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    lv_style_set_line_blend_mode(&style_common, LV_STATE_DEFAULT, LV_BLEND_MODE_SUBTRACTIVE);
    line_create(&style_common);

}

static void sub_arc_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_line_width(&style_common, LV_STATE_DEFAULT, ARC_WIDTH_THICK);
    lv_style_set_line_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    lv_style_set_line_blend_mode(&style_common, LV_STATE_DEFAULT, LV_BLEND_MODE_SUBTRACTIVE);
    arc_create(&style_common);

}

static void sub_text_cb(void)
{
    lv_style_reset(&style_common);
    lv_style_set_text_font(&style_common, LV_STATE_DEFAULT, LV_THEME_DEFAULT_FONT_NORMAL);
    lv_style_set_text_opa(&style_common, LV_STATE_DEFAULT, opa_mode ? LV_OPA_50 : LV_OPA_COVER);
    lv_style_set_text_blend_mode(&style_common, LV_STATE_DEFAULT, LV_BLEND_MODE_SUBTRACTIVE);
    txt_create(&style_common);
}



/**********************
 *  STATIC VARIABLES
 **********************/
static scene_dsc_t scenes[] = {
        {.name = "Rectangle",                    .weight = 30, .create_cb = rectangle_cb},
        {.name = "Rectangle rounded",            .weight = 20, .create_cb = rectangle_rounded_cb},
        {.name = "Circle",                       .weight = 10, .create_cb = rectangle_circle_cb},
        {.name = "Border",                       .weight = 20, .create_cb = border_cb},
        {.name = "Border rounded",               .weight = 30, .create_cb = border_rounded_cb},
        {.name = "Circle border",                .weight = 10, .create_cb = border_circle_cb},
        {.name = "Border top",                   .weight = 3, .create_cb = border_top_cb},
        {.name = "Border left",                  .weight = 3, .create_cb = border_left_cb},
        {.name = "Border top + left",            .weight = 3, .create_cb = border_top_left_cb},
        {.name = "Border left + right",          .weight = 3, .create_cb = border_left_right_cb},
        {.name = "Border top + bottom",          .weight = 3, .create_cb = border_top_bottom_cb},

        {.name = "Shadow small",                 .weight = 3, .create_cb = shadow_small_cb},
        {.name = "Shadow small offset",        .weight = 5, .create_cb = shadow_small_ofs_cb},
        {.name = "Shadow large",                 .weight = 5, .create_cb = shadow_large_cb},
        {.name = "Shadow large offset",        .weight = 3, .create_cb = shadow_large_ofs_cb},

        {.name = "Image RGB",                    .weight = 20, .create_cb = img_rgb_cb},
        {.name = "Image ARGB",                   .weight = 20, .create_cb = img_argb_cb},
        {.name = "Image chorma keyed",           .weight = 5, .create_cb = img_ckey_cb},
        {.name = "Image indexed",                .weight = 5, .create_cb = img_index_cb},
        {.name = "Image alpha only",             .weight = 5, .create_cb = img_alpha_cb},

        {.name = "Image RGB recolor",            .weight = 5, .create_cb = img_rgb_recolor_cb},
        {.name = "Image ARGB recolor",           .weight = 20, .create_cb = img_argb_recolor_cb},
        {.name = "Image chorma keyed recolor",   .weight = 3, .create_cb = img_ckey_recolor_cb},
        {.name = "Image indexed recolor",        .weight = 3, .create_cb = img_index_recolor_cb},

        {.name = "Image RGB rotate",             .weight = 3, .create_cb = img_rgb_rot_cb},
        {.name = "Image RGB rotate anti aliased",  .weight = 3, .create_cb = img_rgb_rot_aa_cb},
        {.name = "Image ARGB rotate",            .weight = 5, .create_cb = img_argb_rot_cb},
        {.name = "Image ARGB rotate anti aliased", .weight = 5, .create_cb = img_argb_rot_aa_cb},
        {.name = "Image RGB zoom",               .weight = 3, .create_cb = img_rgb_zoom_cb},
        {.name = "Image RGB zoom anti aliased",    .weight = 3, .create_cb = img_rgb_zoom_aa_cb},
        {.name = "Image ARGB zoom",              .weight = 5, .create_cb = img_argb_zoom_cb},
        {.name = "Image ARGB zoom anti aliased",   .weight = 5, .create_cb = img_argb_zoom_aa_cb},

        {.name = "Text small",                   .weight = 20, .create_cb = txt_small_cb},
        {.name = "Text medium",                  .weight = 30, .create_cb = txt_medium_cb},
        {.name = "Text large",                   .weight = 20, .create_cb = txt_large_cb},

        {.name = "Text small compressed",       .weight = 3, .create_cb = txt_small_compr_cb},
        {.name = "Text medium compressed",      .weight = 5, .create_cb = txt_medium_compr_cb},
        {.name = "Text large compressed",       .weight = 10, .create_cb = txt_large_compr_cb},

        {.name = "Line",                        .weight = 10, .create_cb = line_cb},

        {.name = "Arc think",                   .weight = 10, .create_cb = arc_think_cb},
        {.name = "Arc thick",                   .weight = 10, .create_cb = arc_thick_cb},

        {.name = "Substr. rectangle",          .weight = 10, .create_cb = sub_rectangle_cb},
        {.name = "Substr. border",             .weight = 10, .create_cb = sub_border_cb},
        {.name = "Substr. shadow",             .weight = 10, .create_cb = sub_shadow_cb},
        {.name = "Substr. image",             .weight = 10, .create_cb = sub_img_cb},
        {.name = "Substr. line",               .weight = 10, .create_cb = sub_line_cb},
        {.name = "Substr. arc",                .weight = 10, .create_cb = sub_arc_cb},
        {.name = "Substr. text",               .weight = 10, .create_cb = sub_text_cb},

        {.name = "", .create_cb = NULL}
};

static int32_t scene_act = -1;
static lv_obj_t * scene_bg;
static lv_obj_t * title;
static lv_obj_t * subtitle;
static uint32_t rnd_act;


static uint32_t rnd_map[] = {
        0xbd13204f, 0x67d8167f, 0x20211c99, 0xb0a7cc05,
        0x06d5c703, 0xeafb01a7, 0xd0473b5c, 0xc999aaa2,
        0x86f9d5d9, 0x294bdb29, 0x12a3c207, 0x78914d14,
        0x10a30006, 0x6134c7db, 0x194443af, 0x142d1099,
        0x376292d5, 0x20f433c5, 0x074d2a59, 0x4e74c293,
        0x072a0810, 0xdd0f136d, 0x5cca6dbc, 0x623bfdd8,
        0xb645eb2f, 0xbe50894a, 0xc9b56717, 0xe0f912c8,
        0x4f6b5e24, 0xfe44b128, 0xe12d57a8, 0x9b15c9cc,
        0xab2ae1d3, 0xb4dc5074, 0x67d457c8, 0x8e46b00c,
        0xa29a1871, 0xcee40332, 0x80f93aa1, 0x85286096,
        0x09bd6b49, 0x95072088, 0x2093924b, 0x6a27328f,
        0xa796079b, 0xc3b488bc, 0xe29bcce0, 0x07048a4c,
        0x7d81bd99, 0x27aacb30, 0x44fc7a0e, 0xa2382241,
        0x8357a17d, 0x97e9c9cc, 0xad10ff52, 0x9923fc5c,
        0x8f2c840a, 0x20356ba2, 0x7997a677, 0x9a7f1800,
        0x35c7562b, 0xd901fe51, 0x8f4e053d, 0xa5b94923,
};

/**********************
 *      MACROS
 **********************/

/**********************
 *   GLOBAL FUNCTIONS
 **********************/

void lv_demo_benchmark(void)
{
    lv_disp_t * disp = lv_disp_get_next(NULL);
    disp->driver.monitor_cb = monitor_cb;

    lv_obj_t * scr = lv_scr_act();
    lv_obj_reset_style_list(scr, LV_OBJ_PART_MAIN);
    lv_obj_set_style_local_bg_opa(scr, LV_OBJ_PART_MAIN, LV_STATE_DEFAULT, LV_OPA_COVER);

    title = lv_label_create(scr, NULL);
    lv_obj_set_pos(title, LV_DPI / 30, LV_DPI / 30);

    subtitle = lv_label_create(scr, NULL);
    lv_obj_align(subtitle, title, LV_ALIGN_OUT_BOTTOM_LEFT, 0, 0);

    scene_bg = lv_obj_create(scr, NULL);
    lv_obj_reset_style_list(scene_bg, LV_OBJ_PART_MAIN);
    lv_obj_set_size(scene_bg, lv_obj_get_width(scr), lv_obj_get_height(scr) - subtitle->coords.y2 - LV_DPI / 30);
    lv_obj_align(scene_bg, NULL, LV_ALIGN_IN_BOTTOM_MID, 0, 0);

    lv_style_init(&style_common);

    /*Manually start scenes*/
    scene_next_task_cb(NULL);
}

/**********************
 *   STATIC FUNCTIONS
 **********************/

static void monitor_cb(lv_disp_drv_t * drv, uint32_t time, uint32_t px)
{
    if(opa_mode) {
        scenes[scene_act].refr_cnt_opa ++;
        scenes[scene_act].time_sum_opa += time;
    } else {
        scenes[scene_act].refr_cnt_normal ++;
        scenes[scene_act].time_sum_normal += time;
    }

//    lv_obj_invalidate(lv_scr_act());
}

static void scene_next_task_cb(lv_task_t * task)
{
    lv_obj_clean(scene_bg);

    if(opa_mode) {
        if(scene_act >= 0) {
            if(scenes[scene_act].time_sum_opa == 0) scenes[scene_act].time_sum_opa = 1;
            scenes[scene_act].fps_opa = (1000 * scenes[scene_act].refr_cnt_opa) / scenes[scene_act].time_sum_opa;
            if(scenes[scene_act].create_cb) scene_act++;    /*If still there are scenes go to the next*/
        } else {
            scene_act ++;
        }
        opa_mode = false;
    } else {
        if(scenes[scene_act].time_sum_normal == 0) scenes[scene_act].time_sum_normal = 1;
        scenes[scene_act].fps_normal = (1000 * scenes[scene_act].refr_cnt_normal) / scenes[scene_act].time_sum_normal;
        opa_mode = true;
    }

    if(scenes[scene_act].create_cb) {
        lv_label_set_text_fmt(title, "%d/%d: %s%s", scene_act * 2 + (opa_mode ? 1 : 0), (sizeof(scenes) / sizeof(scene_dsc_t) * 2) - 2,  scenes[scene_act].name, opa_mode ? " + opa" : "");
        if(opa_mode) {
            lv_label_set_text_fmt(subtitle, "\"%s\": %d FPS", scenes[scene_act].name, scenes[scene_act].fps_normal);
        } else {
            if(scene_act > 0) {
                lv_label_set_text_fmt(subtitle, "\"%s + opa\": %d FPS", scenes[scene_act - 1].name, scenes[scene_act - 1].fps_opa);
            } else {
                lv_label_set_text(subtitle, "");
            }
        }

        rnd_reset();
        scenes[scene_act].create_cb();
        lv_task_t * t = lv_task_create(scene_next_task_cb, SCENE_TIME, LV_TASK_PRIO_HIGHEST, NULL);
        lv_task_set_repeat_count(t, 1);

    }
    /*Ready*/
    else {
        uint32_t weight_sum = 0;
        uint32_t weight_normal_sum = 0;
        uint32_t weight_opa_sum = 0;
        uint32_t fps_sum = 0;
        uint32_t fps_normal_sum = 0;
        uint32_t fps_opa_sum = 0;
        uint32_t i;
        for(i = 0; scenes[i].create_cb; i++) {
            fps_normal_sum += scenes[i].fps_normal * scenes[i].weight;
            weight_normal_sum += scenes[i].weight;

            uint32_t w = LV_MATH_MAX(scenes[i].weight / 2, 1);
            fps_opa_sum += scenes[i].fps_opa * w;
            weight_opa_sum += w;
        }


        fps_sum = fps_normal_sum + fps_opa_sum;
        weight_sum = weight_normal_sum + weight_opa_sum;

        uint32_t fps_weighted = fps_sum / weight_sum;
        uint32_t fps_normal_unweighted = fps_normal_sum / weight_normal_sum;
        uint32_t fps_opa_unweighted = fps_opa_sum / weight_opa_sum;

        uint32_t opa_speed_pct =  (fps_opa_unweighted * 100) / fps_normal_unweighted;

        lv_obj_clean(lv_scr_act());
        scene_bg = NULL;


        lv_obj_t* page = lv_page_create(lv_scr_act(), NULL);
        lv_obj_set_size(page, LV_HOR_RES, LV_VER_RES);

        title = lv_label_create(page, NULL);
        lv_label_set_text_fmt(title, "Weighted FPS: %d", fps_weighted);

        subtitle = lv_label_create(page, NULL);
        lv_label_set_text_fmt(subtitle, "Opa. speed: %d%%", opa_speed_pct);

        lv_coord_t w = lv_page_get_width_fit(page) - 10;
        lv_obj_t * table = lv_table_create(page, NULL);
        lv_obj_clean_style_list(table, LV_TABLE_PART_BG);
        lv_obj_set_click(table, false);
        lv_table_set_col_cnt(table, 2);

        lv_table_set_col_width(table, 0, (w * 3) / 4);
        lv_table_set_col_width(table, 1, w  / 4);

        static lv_style_t style_cell_slow;
        static lv_style_t style_cell_very_slow;
        static lv_style_t style_cell_title;

        lv_style_init(&style_cell_title);
        lv_style_set_bg_color(&style_cell_title, LV_STATE_DEFAULT, LV_COLOR_GRAY);
        lv_style_set_bg_opa(&style_cell_title, LV_STATE_DEFAULT, LV_OPA_50);

        lv_style_init(&style_cell_slow);
        lv_style_set_text_color(&style_cell_slow, LV_STATE_DEFAULT, LV_COLOR_ORANGE);

        lv_style_init(&style_cell_very_slow);
        lv_style_set_text_color(&style_cell_very_slow, LV_STATE_DEFAULT, LV_COLOR_RED);

        lv_obj_add_style(table, LV_TABLE_PART_CELL2, &style_cell_slow);
        lv_obj_add_style(table, LV_TABLE_PART_CELL3, &style_cell_very_slow);
        lv_obj_add_style(table, LV_TABLE_PART_CELL4, &style_cell_title);


        uint16_t row = 0;
        lv_table_set_cell_merge_right(table, row, 0, true);
        lv_table_set_cell_value(table, row, 0, "Slow but common cases");
        lv_table_set_cell_type(table, row, 0, 4);
        row++;
        char buf[256];
        for(i = 0; i < sizeof(scenes) / sizeof(scene_dsc_t) - 1; i++) {

            if(scenes[i].fps_normal < 20 && scenes[i].weight >= 10) {
                lv_table_set_cell_value(table, row, 0, scenes[i].name);

                lv_snprintf(buf, sizeof(buf), "%d", scenes[i].fps_normal);
                lv_table_set_cell_value(table, row, 1, buf);

                lv_table_set_cell_type(table, row, 0, 2);
                lv_table_set_cell_type(table, row, 1, 2);

                row++;
            }

            if(scenes[i].fps_opa < 20 && LV_MATH_MAX(scenes[i].weight / 2, 1) >= 10) {
                lv_snprintf(buf, sizeof(buf), "%s + opa", scenes[i].name);
                lv_table_set_cell_value(table, row, 0, buf);

                lv_snprintf(buf, sizeof(buf), "%d", scenes[i].fps_opa);
                lv_table_set_cell_value(table, row, 1, buf);

                lv_table_set_cell_type(table, row, 0, 2);
                lv_table_set_cell_type(table, row, 1, 2);

                row++;
            }
        }

        /*No 'slow but common cases'*/
        if(row == 1) {
            lv_table_set_cell_merge_right(table, row, 0, true);
            lv_table_set_cell_value(table, row, 0, "All good");
            row++;
        }

        lv_table_set_cell_merge_right(table, row, 0, true);
        lv_table_set_cell_value(table, row, 0, "All cases");
        lv_table_set_cell_type(table, row, 0, 4);
        row++;

        for(i = 0; i < sizeof(scenes) / sizeof(scene_dsc_t) - 1; i++) {
            lv_table_set_cell_value(table, row, 0, scenes[i].name);

            lv_snprintf(buf, sizeof(buf), "%d", scenes[i].fps_normal);
            lv_table_set_cell_value(table, row, 1, buf);

            if(scenes[i].fps_normal < 10) {
                lv_table_set_cell_type(table, row, 0, 3);
                lv_table_set_cell_type(table, row, 1, 3);
            }
            else if(scenes[i].fps_normal < 20) {
                lv_table_set_cell_type(table, row, 0, 2);
                lv_table_set_cell_type(table, row, 1, 2);
            }

            row++;

            lv_snprintf(buf, sizeof(buf), "%s + opa", scenes[i].name);
            lv_table_set_cell_value(table, row, 0, buf);

            lv_snprintf(buf, sizeof(buf), "%d", scenes[i].fps_opa);
            lv_table_set_cell_value(table, row, 1, buf);


            if(scenes[i].fps_opa < 10) {
                lv_table_set_cell_type(table, row, 0, 3);
                lv_table_set_cell_type(table, row, 1, 3);
            }
            else if(scenes[i].fps_opa < 20) {
                lv_table_set_cell_type(table, row, 0, 2);
                lv_table_set_cell_type(table, row, 1, 2);
            }

            row++;
        }

        lv_page_set_scrl_layout(page, LV_LAYOUT_COLUMN_LEFT);

    }
}


static void rect_create(lv_style_t * style)
{
    uint32_t i;
    for(i = 0; i < OBJ_NUM; i++) {
        lv_obj_t * obj = lv_obj_create(scene_bg, NULL);
        lv_obj_reset_style_list(obj, LV_OBJ_PART_MAIN);
        lv_obj_add_style(obj, LV_OBJ_PART_MAIN, style);
        lv_obj_set_style_local_bg_color(obj, LV_OBJ_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(rnd_next(0, 0xFFFFF0)));
        lv_obj_set_style_local_border_color(obj, LV_OBJ_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(rnd_next(0, 0xFFFFF0)));
        lv_obj_set_style_local_shadow_color(obj, LV_OBJ_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(rnd_next(0, 0xFFFFF0)));

        lv_obj_set_size(obj, rnd_next(OBJ_SIZE_MIN, OBJ_SIZE_MAX), rnd_next(OBJ_SIZE_MIN, OBJ_SIZE_MAX));

        fall_anim(obj);
    }
}


static void img_create(lv_style_t * style, const void * src, bool rotate, bool zoom, bool aa)
{
    uint32_t i;
    for(i = 0; i < IMG_NUM; i++) {
        lv_obj_t * obj = lv_img_create(scene_bg, NULL);
        lv_obj_reset_style_list(obj, LV_OBJ_PART_MAIN);
        lv_obj_add_style(obj, LV_OBJ_PART_MAIN, style);
        lv_img_set_src(obj, src);
        lv_obj_set_style_local_image_recolor(obj, LV_OBJ_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(rnd_next(0, 0xFFFFF0)));

        if(rotate) lv_img_set_angle(obj, rnd_next(0, 3599));
        if(zoom) lv_img_set_zoom(obj, rnd_next(IMG_ZOOM_MIN, IMG_ZOOM_MAX));
        lv_img_set_antialias(obj, aa);

        fall_anim(obj);
    }
}


static void txt_create(lv_style_t * style)
{
    uint32_t i;
    for(i = 0; i < OBJ_NUM; i++) {
        lv_obj_t * obj = lv_label_create(scene_bg, NULL);
        lv_obj_reset_style_list(obj, LV_OBJ_PART_MAIN);
        lv_obj_add_style(obj, LV_OBJ_PART_MAIN, style);
        lv_obj_set_style_local_text_color(obj, LV_OBJ_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(rnd_next(0, 0xFFFFF0)));

        lv_label_set_text(obj, TXT);

        fall_anim(obj);
    }
}


static void line_create(lv_style_t * style)
{
    static lv_point_t points[OBJ_NUM][LINE_POINT_NUM];

    uint32_t i;
    for(i = 0; i < OBJ_NUM; i++) {
        points[i][0].x = 0;
        points[i][0].y = 0;
        uint32_t j;
        for(j = 1; j < LINE_POINT_NUM; j++) {
            points[i][j].x = points[i][j - 1].x + rnd_next(LINE_POINT_DIFF_MIN, LINE_POINT_DIFF_MAX);
            points[i][j].y = rnd_next(LINE_POINT_DIFF_MIN, LINE_POINT_DIFF_MAX) ;
        }


        lv_obj_t * obj = lv_line_create(scene_bg, NULL);
        lv_obj_reset_style_list(obj, LV_OBJ_PART_MAIN);
        lv_obj_add_style(obj, LV_OBJ_PART_MAIN, style);
        lv_obj_set_style_local_line_color(obj, LV_OBJ_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(rnd_next(0, 0xFFFFF0)));

        lv_line_set_points(obj, points[i], LINE_POINT_NUM);
        lv_line_set_auto_size(obj, true);

        fall_anim(obj);

    }
}


static void arc_create(lv_style_t * style)
{
    uint32_t i;
    for(i = 0; i < OBJ_NUM; i++) {
        lv_obj_t * obj = lv_arc_create(scene_bg, NULL);
        lv_obj_reset_style_list(obj, LV_ARC_PART_BG);
        lv_obj_reset_style_list(obj, LV_ARC_PART_INDIC);
        lv_obj_set_size(obj, rnd_next(OBJ_SIZE_MIN, OBJ_SIZE_MAX), rnd_next(OBJ_SIZE_MIN, OBJ_SIZE_MAX));
        lv_obj_add_style(obj, LV_ARC_PART_INDIC, style);
        lv_obj_set_style_local_line_color(obj, LV_ARC_PART_INDIC, LV_STATE_DEFAULT, lv_color_hex(rnd_next(0, 0xFFFFF0)));

        lv_arc_set_start_angle(obj, 0);

        uint32_t t = rnd_next(ANIM_TIME_MIN / 4, ANIM_TIME_MAX / 4);

        lv_anim_t a;
        lv_anim_init(&a);
        lv_anim_set_var(&a, obj);
        lv_anim_set_exec_cb(&a, (lv_anim_exec_xcb_t) lv_arc_set_end_angle);
        lv_anim_set_values(&a, 0, 359);
        lv_anim_set_time(&a, t);
        lv_anim_set_playback_time(&a, t);
        lv_anim_set_repeat_count(&a, LV_ANIM_REPEAT_INFINITE);
        lv_anim_start(&a);

        fall_anim(obj);
    }
}


static void fall_anim(lv_obj_t * obj)
{
    lv_obj_set_x(obj, rnd_next(0, lv_obj_get_width(scene_bg) - lv_obj_get_width(obj)));

    uint32_t t = rnd_next(ANIM_TIME_MIN, ANIM_TIME_MAX);

    lv_anim_t a;
    lv_anim_init(&a);
    lv_anim_set_var(&a, obj);
    lv_anim_set_exec_cb(&a, (lv_anim_exec_xcb_t) lv_obj_set_y);
    lv_anim_set_values(&a, 0, lv_obj_get_height(scene_bg) - lv_obj_get_height(obj));
    lv_anim_set_time(&a, t);
    lv_anim_set_playback_time(&a, t);
    lv_anim_set_repeat_count(&a, LV_ANIM_REPEAT_INFINITE);
    a.act_time = a.time / 2;    /*To start fro mteh middle*/
    lv_anim_start(&a);

}

static void rnd_reset(void)
{
    rnd_act = 0;
}

static int32_t rnd_next(int32_t min, int32_t max)
{
    if(min > max) {
        int32_t t = min;
        min = max;
        max = t;
    }

    int32_t d = max - min;
    int32_t r = (rnd_map[rnd_act] % d) + min;

    rnd_act++;
    if(rnd_act >= RND_NUM) rnd_act = 0;

    return r;

}

#endif
